export default{
	stringIsNotEmpty(str){
		return str != null && str != '' && str != undefined
	},
	ifLogin(){
		if(uni.getStorageSync('token')) return true
		return false
	},
	ifLikes(productId){
		if(this.ifLogin()){
			let userInfo = uni.getStorageSync('userInfo')
			console.log(userInfo)
			if(userInfo?.likeProductIds?.split(',').includes(productId)){
				return true
			}
		}
		return false
	},

	ifFavorite(productId){
		if(this.ifLogin()){
			let userInfo = uni.getStorageSync('userInfo')
			console.log(userInfo)
			if(userInfo?.favoriteProductIds?.split(',').includes(productId)){
				return true
			}
		}
		return false
	},

	getFirstImageUrl(urls) {
      if (!urls) return "";
      try {
        // 尝试解析JSON数组 //JSON.parse(urls)
        let parsedUrls = urls;
        if (Array.isArray(parsedUrls) && parsedUrls.length > 0) {
          return parsedUrls[0];
        }else {
			parsedUrls = urls.split(",");
			if (parsedUrls.length > 0 && parsedUrls[0].trim() !== "") {
				return parsedUrls[0].trim();
			}
		}
      } catch (e) {
        // 解析失败，则按逗号分隔
        const urlArray = urls.split(",");
        if (urlArray.length > 0 && urlArray[0].trim() !== "") {
          return urlArray[0].trim();
        }
      }
      return ""; // 如果都无效，返回空
    },
	
}


function formatTime(time) {
	if (typeof time !== 'number' || time < 0) {
		return time
	}

	var hour = parseInt(time / 3600)
	time = time % 3600
	var minute = parseInt(time / 60)
	time = time % 60
	var second = time

	return ([hour, minute, second]).map(function(n) {
		n = n.toString()
		return n[1] ? n : '0' + n
	}).join(':')
}

function formatLocation(longitude, latitude) {
	if (typeof longitude === 'string' && typeof latitude === 'string') {
		longitude = parseFloat(longitude)
		latitude = parseFloat(latitude)
	}

	longitude = longitude.toFixed(2)
	latitude = latitude.toFixed(2)

	return {
		longitude: longitude.toString().split('.'),
		latitude: latitude.toString().split('.')
	}
}
var dateUtils = {
	UNITS: {
		'年': 31557600000,
		'月': 2629800000,
		'天': 86400000,
		'小时': 3600000,
		'分钟': 60000,
		'秒': 1000
	},
	humanize: function(milliseconds) {
		var humanize = '';
		for (var key in this.UNITS) {
			if (milliseconds >= this.UNITS[key]) {
				humanize = Math.floor(milliseconds / this.UNITS[key]) + key + '前';
				break;
			}
		}
		return humanize || '刚刚';
	},
	format: function(dateStr) {
		var date = this.parse(dateStr)
		var diff = Date.now() - date.getTime();
		if (diff < this.UNITS['天']) {
			return this.humanize(diff);
		}
		var _format = function(number) {
			return (number < 10 ? ('0' + number) : number);
		};
		return date.getFullYear() + '/' + _format(date.getMonth() + 1) + '/' + _format(date.getDate()) + '-' +
			_format(date.getHours()) + ':' + _format(date.getMinutes());
	},
	parse: function(str) { //将"yyyy-mm-dd HH:MM:ss"格式的字符串，转化为一个Date对象
		var a = str.split(/[^0-9]/);
		return new Date(a[0], a[1] - 1, a[2], a[3], a[4], a[5]);
	}
};

export {
	formatTime,
	formatLocation,
	dateUtils
}
